Steam Boilers, Engines, Nozzles and Turbines The maximum steam pressure in a Locomotive boiler is limited to 180 MN/m² 18 MN/m² 0.18 MN/m² 1.8 MN/m² 180 MN/m² 18 MN/m² 0.18 MN/m² 1.8 MN/m² ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The ratio of the volume at cut-off to the swept volume is called None of these Cut-off ratio Clearance ratio Expansion ratio None of these Cut-off ratio Clearance ratio Expansion ratio ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines On Mollier chart, free expansion, or throttling process from high pressure to atmosphere is represented by Horizontal straight line Curved line Vertical straight line Straight inclined line Horizontal straight line Curved line Vertical straight line Straight inclined line ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The effect of bleeding is that It decreases the power developed by the turbine Boiler is supplied with hot water All of these It increases the thermodynamic efficiency of the turbine It decreases the power developed by the turbine Boiler is supplied with hot water All of these It increases the thermodynamic efficiency of the turbine ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The principal function of a stop valve is to Increase the temperature of saturated steam without raising its pressure Empty the boiler when required and to discharge the mud, scale or sediments which are accumulated at the bottom of the boiler Control the flow of steam from the boiler to the main pipe and to shut off the steam completely when required Put off fire in the furnace of the boiler when the level of water in the boiler falls to an unsafe limit Increase the temperature of saturated steam without raising its pressure Empty the boiler when required and to discharge the mud, scale or sediments which are accumulated at the bottom of the boiler Control the flow of steam from the boiler to the main pipe and to shut off the steam completely when required Put off fire in the furnace of the boiler when the level of water in the boiler falls to an unsafe limit ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diameter of a cylindrical shell of a Scotch marine boiler varies from 1.5 to 2 m None of these 2.5 to 3.5 m 3.5 to 4.5 m 1.5 to 2 m None of these 2.5 to 3.5 m 3.5 to 4.5 m ANSWER DOWNLOAD EXAMIANS APP